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// Copyright 2014 PDFium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
#ifndef XFA_FWL_CORE_IFWL_CHECKBOX_H_
#define XFA_FWL_CORE_IFWL_CHECKBOX_H_
#include <memory>
#include "xfa/fwl/core/cfwl_event.h"
#include "xfa/fwl/core/cfwl_widgetproperties.h"
#include "xfa/fwl/core/ifwl_widget.h"
#define FWL_STYLEEXT_CKB_Left (0L << 0)
#define FWL_STYLEEXT_CKB_Center (1L << 0)
#define FWL_STYLEEXT_CKB_Right (2L << 0)
#define FWL_STYLEEXT_CKB_Top (0L << 2)
#define FWL_STYLEEXT_CKB_VCenter (1L << 2)
#define FWL_STYLEEXT_CKB_Bottom (2L << 2)
#define FWL_STYLEEXT_CKB_LeftText (1L << 4)
#define FWL_STYLEEXT_CKB_MultiLine (1L << 5)
#define FWL_STYLEEXT_CKB_3State (1L << 6)
#define FWL_STYLEEXT_CKB_RadioButton (1L << 7)
#define FWL_STYLEEXT_CKB_ShapeSolidSquare (0L << 8)
#define FWL_STYLEEXT_CKB_ShapeSunkenSquare (1L << 8)
#define FWL_STYLEEXT_CKB_ShapeSolidCircle (2L << 8)
#define FWL_STYLEEXT_CKB_ShapeSunkenCircle (3L << 8)
#define FWL_STYLEEXT_CKB_SignShapeCheck (0L << 10)
#define FWL_STYLEEXT_CKB_SignShapeCircle (1L << 10)
#define FWL_STYLEEXT_CKB_SignShapeCross (2L << 10)
#define FWL_STYLEEXT_CKB_SignShapeDiamond (3L << 10)
#define FWL_STYLEEXT_CKB_SignShapeSquare (4L << 10)
#define FWL_STYLEEXT_CKB_SignShapeStar (5L << 10)
#define FWL_STYLEEXT_CKB_HLayoutMask (3L << 0)
#define FWL_STYLEEXT_CKB_VLayoutMask (3L << 2)
#define FWL_STYLEEXT_CKB_ShapeMask (3L << 8)
#define FWL_STYLEEXT_CKB_SignShapeMask (7L << 10)
#define FWL_STATE_CKB_Hovered (1 << FWL_WGTSTATE_MAX)
#define FWL_STATE_CKB_Pressed (1 << (FWL_WGTSTATE_MAX + 1))
#define FWL_STATE_CKB_Unchecked (0 << (FWL_WGTSTATE_MAX + 2))
#define FWL_STATE_CKB_Checked (1 << (FWL_WGTSTATE_MAX + 2))
#define FWL_STATE_CKB_Neutral (2 << (FWL_WGTSTATE_MAX + 2))
#define FWL_STATE_CKB_CheckMask (3L << (FWL_WGTSTATE_MAX + 2))
class CFWL_MsgMouse;
class CFWL_WidgetProperties;
class IFWL_Widget;
class IFWL_CheckBox : public IFWL_Widget {
public:
class DataProvider {
public:
virtual FX_FLOAT GetBoxSize(IFWL_Widget* pWidget) = 0;
};
IFWL_CheckBox(const CFWL_App* app,
std::unique_ptr<CFWL_WidgetProperties> properties);
~IFWL_CheckBox() override;
// IFWL_Widget
FWL_Type GetClassID() const override;
void GetWidgetRect(CFX_RectF& rect, bool bAutoSize = false) override;
void Update() override;
void DrawWidget(CFX_Graphics* pGraphics,
const CFX_Matrix* pMatrix = nullptr) override;
void OnProcessMessage(CFWL_Message* pMessage) override;
void OnDrawWidget(CFX_Graphics* pGraphics,
const CFX_Matrix* pMatrix) override;
void SetDataProvider(IFWL_CheckBox::DataProvider* pProvider) {
m_pDataProvider = pProvider;
}
private:
void SetCheckState(int32_t iCheck);
void Layout();
uint32_t GetPartStates() const;
void UpdateTextOutStyles();
void NextStates();
void OnFocusChanged(bool bSet);
void OnLButtonDown();
void OnLButtonUp(CFWL_MsgMouse* pMsg);
void OnMouseMove(CFWL_MsgMouse* pMsg);
void OnMouseLeave();
void OnKeyDown(CFWL_MsgKey* pMsg);
IFWL_CheckBox::DataProvider* m_pDataProvider; // Not owned.
CFX_RectF m_rtClient;
CFX_RectF m_rtBox;
CFX_RectF m_rtCaption;
CFX_RectF m_rtFocus;
uint32_t m_dwTTOStyles;
int32_t m_iTTOAlign;
bool m_bBtnDown;
};
#endif // XFA_FWL_CORE_IFWL_CHECKBOX_H_
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